Postgate, J. R. <br/><br/>
Nitrogen fixation / 
John Postgate. 
 - 3rd ed. 
 - Cambridge, U.K. ;  New York, NY, USA :  Cambridge University Press,  1998. 
 - vi, 112 p. :  ill. ;  24 cm. 
<br/><br/>Includes bibliographical references (p. 107-108) and index. 
<br/><br/><label>ISBN: </label>0521640474 052164853X (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitrogen-fixing microorganisms.<br/>Nitrogen--Fixation<br/>Root-tubercles.
<br/><br/><label>Dewey Class. No.: </label>572.545